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Finding the Fourth Proportional to 492,226.62, 738,339.93 and 352,258.62

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Solution

The fourth proportional to 492,226.62, 738,339.93 and 352,258.62 is: 528,387.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,226.62 : 738,339.93 = 352,258.62 : x
  2. Step 2: Convert to fraction form
    492,226.62/738,339.93 = 352,258.62/x
  3. Step 3: Cross multiply
    492,226.62x = 738,339.93 × 352,258.62
  4. Step 4: Simplify right side
    492,226.62x = 260,086,604,832.70
  5. Step 5: Solve for x
    x = 260,086,604,832.70/492,226.62
  6. Step 6: Final answer
    x = 528,387.93

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.